package cn.school.mybatis.Dao;

import java.util.Map;

import cn.school.mybatis.join.ExamResult;

public interface ExamResultDao {
	// 查询单个
	public ExamResult get(long id);

	// 改
	public int update(ExamResult s);

	// 删
	public int del(long id);

	// 增
	public int add(Map<String, Object> map);
}
